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authorJouni Malinen <j@w1.fi>2009-01-08 13:32:11 +0200
committerJohn W. Linville <linville@tuxdriver.com>2009-01-29 16:00:08 -0500
commit4375d08350e3661d5e8860d33eea084e47ba01cf (patch)
treebb4df587cbe044700e0f29900c51e54ebd06ddd3 /net/mac80211/wext.c
parent1f7d77ab69789980dad44e1af7afd3a68cd48276 (diff)
mac80211: 802.11w - Add driver capability flag for MFP
This allows user space to determine whether a driver supports MFP and behave properly without having to ask user to configure this in MFP-optional mode. Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/wext.c')
-rw-r--r--net/mac80211/wext.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/mac80211/wext.c b/net/mac80211/wext.c
index 2dd387495df..70a29b657b6 100644
--- a/net/mac80211/wext.c
+++ b/net/mac80211/wext.c
@@ -976,6 +976,10 @@ static int ieee80211_ioctl_siwauth(struct net_device *dev,
ret = -EOPNOTSUPP;
break;
case IW_AUTH_MFP:
+ if (!(sdata->local->hw.flags & IEEE80211_HW_MFP_CAPABLE)) {
+ ret = -EOPNOTSUPP;
+ break;
+ }
if (sdata->vif.type == NL80211_IFTYPE_STATION ||
sdata->vif.type == NL80211_IFTYPE_ADHOC)
sdata->u.sta.mfp = data->value;